WO2006118407A1 - Hydrodynamic bearing motor having fixed shaft - Google Patents

Hydrodynamic bearing motor having fixed shaft Download PDF

Info

Publication number
WO2006118407A1
WO2006118407A1 PCT/KR2006/001633 KR2006001633W WO2006118407A1 WO 2006118407 A1 WO2006118407 A1 WO 2006118407A1 KR 2006001633 W KR2006001633 W KR 2006001633W WO 2006118407 A1 WO2006118407 A1 WO 2006118407A1
Authority
WO
WIPO (PCT)
Prior art keywords
rotor
hydrodynamic bearing
fixed
motor
hub
Prior art date
Application number
PCT/KR2006/001633
Other languages
English (en)
French (fr)
Inventor
Sang-Uk Kim
Original Assignee
G & W Technologies, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by G & W Technologies, Inc. filed Critical G & W Technologies, Inc.
Publication of WO2006118407A1 publication Critical patent/WO2006118407A1/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
    • G11B19/2036—Motors characterized by fluid-dynamic bearings

Landscapes

  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Sliding-Contact Bearings (AREA)
PCT/KR2006/001633 2005-05-03 2006-05-02 Hydrodynamic bearing motor having fixed shaft WO2006118407A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020050037072A KR100691607B1 (ko) 2005-05-03 2005-05-03 유체동압베어링모터
KR10-2005-0037072 2005-05-03

Publications (1)

Publication Number Publication Date
WO2006118407A1 true WO2006118407A1 (en) 2006-11-09

Family

ID=37308171

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2006/001633 WO2006118407A1 (en) 2005-05-03 2006-05-02 Hydrodynamic bearing motor having fixed shaft

Country Status (2)

Country Link
KR (1) KR100691607B1 (ko)
WO (1) WO2006118407A1 (ko)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101996654A (zh) * 2009-08-21 2011-03-30 日本电产株式会社 马达及记录光盘驱动装置
CN102088231A (zh) * 2009-12-08 2011-06-08 日本电产株式会社 主轴电动机和盘驱动装置
WO2011107803A1 (en) 2010-03-05 2011-09-09 Invibio Limited Polymeric materials
JP2012005339A (ja) * 2010-06-15 2012-01-05 Samsung Electro-Mechanics Co Ltd モーター及び記録ディスク駆動装置
US8619388B2 (en) 2008-04-22 2013-12-31 HGST Netherlands B.V. Fluid dynamic bearing with an immiscible fluid barrier
US8803391B2 (en) 2011-06-20 2014-08-12 Samsung Electro-Mechanics Co., Ltd. Spindle motor
US8804279B2 (en) 2012-12-21 2014-08-12 Samsung Electro-Mechanics Co., Ltd. Spindle motor and hard disk drive including the same
US8928196B2 (en) 2012-12-27 2015-01-06 Samsung Electro-Mechanics Co., Ltd. Spindle motor

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101046002B1 (ko) * 2009-09-03 2011-07-01 삼성전기주식회사 스핀들 모터
KR101095196B1 (ko) * 2010-06-01 2011-12-16 삼성전기주식회사 스핀들 모터

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002310146A (ja) * 2001-04-13 2002-10-23 Nippon Densan Corp スピンドルモータ
US20030230943A1 (en) * 2002-06-13 2003-12-18 Nidec Corporation Spindle motor and disk drive furnished therewith
JP2004125046A (ja) * 2002-10-01 2004-04-22 Nippon Densan Corp スピンドルモータ及びこのスピンドルモータを用いたディスク駆動装置
US6768236B2 (en) * 2002-09-13 2004-07-27 Nidec Corporation Spindle motor and disk drive furnished therewith
JP2005168119A (ja) * 2003-12-01 2005-06-23 Nippon Densan Corp スピンドルモータ及びそれを搭載する記録ディスク駆動装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4759859B2 (ja) * 2001-07-06 2011-08-31 日本電産株式会社 ハードディスク駆動用モータ
JP2003061297A (ja) * 2001-08-09 2003-02-28 Nippon Densan Corp 記録ディスク用駆動モータ及びその製造方法
JP2003130044A (ja) * 2001-10-25 2003-05-08 Nippon Densan Corp 動圧軸受装置、モータ及びディスク装置
JP2003139129A (ja) * 2001-10-30 2003-05-14 Nippon Densan Corp 動圧軸受及びこれを用いたスピンドルモータ並びにこのスピンドルモータを備えたディスク駆動装置
JP3828452B2 (ja) * 2002-04-18 2006-10-04 日本電産株式会社 スピンドルモータ及びこのスピンドルモータを用いたディスク駆動装置
JP3828458B2 (ja) * 2002-06-13 2006-10-04 日本電産株式会社 動圧軸受及びこれを用いたスピンドルモータ並びにこのスピンドルモータを備えたディスク駆動装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002310146A (ja) * 2001-04-13 2002-10-23 Nippon Densan Corp スピンドルモータ
US20030230943A1 (en) * 2002-06-13 2003-12-18 Nidec Corporation Spindle motor and disk drive furnished therewith
US6768236B2 (en) * 2002-09-13 2004-07-27 Nidec Corporation Spindle motor and disk drive furnished therewith
JP2004125046A (ja) * 2002-10-01 2004-04-22 Nippon Densan Corp スピンドルモータ及びこのスピンドルモータを用いたディスク駆動装置
JP2005168119A (ja) * 2003-12-01 2005-06-23 Nippon Densan Corp スピンドルモータ及びそれを搭載する記録ディスク駆動装置

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8619388B2 (en) 2008-04-22 2013-12-31 HGST Netherlands B.V. Fluid dynamic bearing with an immiscible fluid barrier
CN101996654A (zh) * 2009-08-21 2011-03-30 日本电产株式会社 马达及记录光盘驱动装置
CN102088231A (zh) * 2009-12-08 2011-06-08 日本电产株式会社 主轴电动机和盘驱动装置
WO2011107803A1 (en) 2010-03-05 2011-09-09 Invibio Limited Polymeric materials
JP2012005339A (ja) * 2010-06-15 2012-01-05 Samsung Electro-Mechanics Co Ltd モーター及び記録ディスク駆動装置
US8803391B2 (en) 2011-06-20 2014-08-12 Samsung Electro-Mechanics Co., Ltd. Spindle motor
US8804279B2 (en) 2012-12-21 2014-08-12 Samsung Electro-Mechanics Co., Ltd. Spindle motor and hard disk drive including the same
US8928196B2 (en) 2012-12-27 2015-01-06 Samsung Electro-Mechanics Co., Ltd. Spindle motor

Also Published As

Publication number Publication date
KR20060114883A (ko) 2006-11-08
KR100691607B1 (ko) 2007-03-12

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